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Fencer Vulns
low 2.1

CVE-2008-0009 json

The vmsplice_to_user function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before…

published 2008-02-12 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-0022

cvss
2.1
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
2
Exploit-DB

Summary

The vmsplice_to_user function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference, which might allow local users to access arbitrary kernel memory locations.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-0009 updated

kernel: Inappropriate dereference of user-supplied memory pointers

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-5093)
  2. Published

Exploit prediction

0.97% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-5093 Linux Kernel 2.6.23 < 2.6.24 - 'vmsplice' Local Privilege Escalation (1) local, 2008-02-09
  • EDB-5092 Linux Kernel 2.6.17 < 2.6.24.1 - 'vmsplice' Local Privilege Escalation (2) local, 2008-02-09
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=431206 referenced PoC, tagged "exploit" by a source, unverified
  • kernel.org http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1 referenced PoC, tagged "exploit" by a source, unverified
  • isec.pl http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-20 Improper Input Validation
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.